/**
 * myradone - Stylesheet
 * ============================
 *
 * Divergent Health Technologies
 * https://divergent.health/
 *
 * Design system: Emerald variant with warm neutrals.
 * Library view uses a warm light theme. Image viewer uses an
 * emerald-tinted dark theme optimized for medical image viewing.
 *
 * TABLE OF CONTENTS:
 * ------------------
 * 0. Design Tokens
 * 1. Reset & Base Styles
 * 2. Library View (main page)
 *    - Header
 *    - Upload/Drop Zone
 *    - Studies Table
 *    - Expandable Rows
 * 3. Comments System
 * 3b. Reports System
 * 4. Progress Overlay
 * 5. Viewer Page
 *    - Header Bar
 *    - Series Panel (left sidebar)
 *    - Image Panel (center)
 *    - Metadata Panel (right sidebar)
 *    - Slice Controls
 * 6. Responsive Adjustments
 *
 * Color Palette:
 * - Library bg:   #FFF8F3 (warm light)
 * - Surface:      #FFFFFF (cards, panels)
 * - Dawn:         #F2F0E2 (secondary bg)
 * - Viewer bg:    #0F1E14 (emerald dark)
 * - Viewer panel: #14281A (emerald panel)
 * - Accent:       #F08C00 (amber, primary actions)
 * - Emerald:      #2D9B54 (success, status)
 * - Text:         #3D3A36 (charcoal), #6B6660 (ash), #A09B8F (drift)
 *
 * Copyright (c) 2026 Divergent Health Technologies
 */

/* ==========================================================================
   SELF-HOSTED FONTS (Tauri CSP blocks Google Fonts CDN)
   ========================================================================== */

@font-face {
    font-family: 'Lora';
    font-style: normal;
    font-weight: 400 700;
    font-display: block;
    src: url('../fonts/lora/Lora-variable.woff2') format('woff2');
}

@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400 700;
    font-display: block;
    src: url('../fonts/inter/Inter-variable.woff2') format('woff2');
}

/* ==========================================================================
   0. DESIGN TOKENS
   ========================================================================== */

:root {
    /* --- Neutrals --- */
    --color-white: #ffffff;
    --color-light: #fff8f3;
    --color-dawn: #f2f0e2;
    --color-sand: #e5e0d4;
    --color-stone: #c4bfb3;
    --color-drift: #a09b8f;
    --color-ash: #6b6660;
    --color-charcoal: #3d3a36;
    --color-night: #1e1c1a;

    /* --- Emerald (Green Family) --- */
    --color-emerald-50: #ecfaf0;
    --color-emerald-100: #c8f0d4;
    --color-emerald-200: #84d9a0;
    --color-emerald-300: #4ebf72;
    --color-emerald-400: #2d9b54;
    --color-emerald-500: #1e7a3e;
    --color-emerald-600: #196333;
    --color-emerald-700: #144d28;
    --color-emerald-800: #0f381d;
    --color-emerald-900: #0a2413;

    /* --- Amber (Orange Family) --- */
    --color-amber-50: #fff4e6;
    --color-amber-100: #fee2b8;
    --color-amber-200: #fbc477;
    --color-amber-300: #f5a83a;
    --color-amber-400: #f08c00;
    --color-amber-500: #d67d00;
    --color-amber-600: #b26800;
    --color-amber-700: #864e00;
    --color-amber-800: #5c3600;
    --color-amber-900: #332000;

    /* --- Semantic: Library (Light Mode) --- */
    --color-bg-primary: var(--color-light);
    --color-bg-secondary: var(--color-dawn);
    --color-bg-surface: var(--color-white);
    --color-bg-muted: var(--color-sand);
    --color-text-primary: var(--color-charcoal);
    --color-text-secondary: var(--color-ash);
    --color-text-muted: var(--color-drift);
    --color-text-inverse: var(--color-light);
    --color-accent: var(--color-amber-400);
    --color-accent-hover: var(--color-amber-500);
    --color-border: var(--color-sand);
    --color-border-subtle: var(--color-dawn);

    /* --- Semantic: Viewer (Dark Mode) --- */
    --color-viewer-bg: #0f1e14;
    --color-viewer-panel: #14281a;
    --color-viewer-header: #0a160e;
    --color-viewer-border: #1e3a26;
    --color-viewer-text: #eeeeee;
    --color-viewer-accent: var(--color-amber-400);

    /* --- Typography --- */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-serif: 'Lora', Georgia, 'Times New Roman', serif;
    --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

    /* --- Radii --- */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;

    /* --- Shadows --- */
    --shadow-sm: 0 1px 2px rgba(30, 28, 26, 0.05);
    --shadow-md: 0 2px 8px rgba(30, 28, 26, 0.08);
    --shadow-lg: 0 4px 16px rgba(30, 28, 26, 0.1);

    /* --- Transitions --- */
    --ease-default: 200ms ease;
}

/* ==========================================================================
   1. RESET & BASE STYLES
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

/* ==========================================================================
   2. LIBRARY VIEW
   The main page showing the studies list and upload zone
   ========================================================================== */

/* Container for the library page content */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
}

.library-header {
    position: relative;
}

.brand-lockup {
    margin: 0;
}

.brand-lockup-img {
    display: block;
    width: min(100%, 480px);
    height: auto;
    margin: 0 auto;
}

/* Upload Section */
.upload-section {
    margin-bottom: 2rem;
}

.folder-load-zone {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: var(--color-bg-surface);
    margin-bottom: 1rem;
}

.folder-load-zone:hover,
.folder-load-zone.dragover {
    border-color: var(--color-accent);
    background-color: var(--color-amber-50);
}

.folder-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: 0.75rem;
}

.folder-load-zone .main-text {
    color: var(--color-text-primary);
    font-size: 1.1rem;
    margin: 0.25rem 0;
}

.folder-load-zone .sub-text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin: 0.25rem 0;
}

/* "or choose a folder..." link in drop zone */
.choose-import-link {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
    margin-top: 0.5rem;
    display: inline-block;
}

.choose-import-link:hover {
    text-decoration: underline;
}

/* Sample CT button section */
.sample-section {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-top: 1rem;
}

.or-divider {
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.sample-btn {
    -webkit-appearance: none;
    appearance: none;
    background: var(--color-accent);
    color: var(--color-night);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition:
        transform 0.2s,
        box-shadow 0.2s,
        background-color 0.2s;
}

.sample-btn:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(240, 140, 0, 0.25);
}

.sample-btn:disabled {
    background: var(--color-sand);
    color: var(--color-drift);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.tip {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-top: 0.75rem;
    text-align: center;
}

/* Folder path input (alternative to drag-and-drop) */
.folder-input {
    display: flex;
    gap: 0.5rem;
}

.folder-input input {
    flex: 1;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-surface);
    color: var(--color-text-primary);
    font-size: 0.95rem;
}

.folder-input input:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-amber-50);
}

.folder-input button {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-md);
    background-color: var(--color-accent);
    color: var(--color-night);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.folder-input button:hover {
    background-color: var(--color-accent-hover);
}

/* Studies Section */
.studies-section h2 {
    font-family: var(--font-serif);
    margin-bottom: 1rem;
    font-size: 1.25rem;
    color: var(--color-charcoal);
}

.studies-section h2 .count {
    color: var(--color-text-muted);
    font-weight: normal;
}

.library-refresh-btn {
    -webkit-appearance: none;
    appearance: none;
    padding: 0.35rem 0.7rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--color-text-secondary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.library-refresh-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.library-refresh-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.library-folder-config {
    margin-bottom: 0.9rem;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background-color: var(--color-bg-surface);
}

.library-folder-config label {
    display: block;
    margin-bottom: 0.45rem;
    color: var(--color-text-secondary);
    font-size: 0.75rem;
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.library-folder-controls {
    display: flex;
    gap: 0.5rem;
}

.library-folder-controls input {
    flex: 1;
    min-width: 0;
    padding: 0.4rem 0.55rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-size: 0.85rem;
}

.library-folder-controls input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.library-folder-save-btn {
    min-width: 72px;
}

.library-folder-status,
.library-folder-message {
    margin-top: 0.4rem;
    font-size: 0.82rem;
    line-height: 1.3;
}

.library-folder-status {
    color: var(--color-text-secondary);
}

.library-folder-status.warning {
    color: var(--color-amber-500);
}

.library-folder-message {
    color: var(--color-text-secondary);
}

.library-folder-message.info {
    color: var(--color-emerald-600);
}

.library-folder-message.warning {
    color: var(--color-amber-500);
}

.library-folder-message.success {
    color: var(--color-emerald-400);
}

.library-folder-message.error {
    color: #c0392b;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--color-text-secondary);
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--color-text-muted);
}

.empty-state .small {
    font-size: 0.85rem;
    margin-top: 0.5rem;
}

/* Studies Table */
.studies-table {
    width: 100%;
    border-collapse: collapse;
    background-color: var(--color-bg-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border-subtle);
}

.studies-table th,
.studies-table td {
    padding: 1rem;
    text-align: left;
}

.studies-table th {
    background-color: var(--color-bg-secondary);
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.studies-table th.sortable {
    cursor: pointer;
    user-select: none;
}

.studies-table th.sortable:hover {
    color: var(--color-text-primary);
}

.sort-arrow {
    font-size: 0.7rem;
}

.studies-table tbody tr {
    cursor: pointer;
    transition: background-color 0.2s;
    border-bottom: 1px solid var(--color-border-subtle);
}

.studies-table tbody tr:hover {
    background-color: var(--color-amber-50);
}

.studies-table tbody tr:last-child {
    border-bottom: none;
}

.modality-badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--color-emerald-50);
    color: var(--color-emerald-600);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 600;
}

/* Expandable Study Rows */
.expand-cell {
    width: 30px;
    text-align: center;
}

.expand-icon {
    cursor: pointer;
    color: var(--color-text-muted);
    font-size: 0.8rem;
    transition: transform 0.2s;
    display: inline-block;
}

.expand-icon.expanded {
    color: var(--color-accent);
}

.study-row {
    cursor: pointer;
}

.series-dropdown-row {
    background-color: var(--color-bg-secondary);
}

.studies-table .series-dropdown-row > td,
.studies-table .comment-panel-row > td {
    padding: 0;
}

.series-dropdown {
    padding: 0.5rem 1rem 0.5rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

/* ==========================================================================
   3. COMMENTS SYSTEM
   Study and series annotation UI
   ========================================================================== */

.comment-cell {
    min-width: 120px;
}

.comment-toggle,
.report-toggle {
    -webkit-appearance: none;
    appearance: none;
    padding: 0.35rem 0.7rem;
    border: 1px solid var(--color-emerald-200);
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--color-emerald-600);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
}

.comment-toggle:hover,
.report-toggle:hover {
    background-color: var(--color-emerald-50);
    border-color: var(--color-emerald-400);
    color: var(--color-emerald-600);
}

.comment-panel-row > td {
    background-color: var(--color-bg-secondary);
}

.detail-panel {
    display: flex;
    gap: 2rem;
    padding: 1rem 1rem 1rem 3rem;
}

.description-section {
    flex: 1;
    max-width: 400px;
}

.description-section h4,
.comment-section h4 {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.description-input {
    width: 100%;
    min-height: 100px;
    padding: 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background-color: var(--color-bg-surface);
    color: var(--color-text-primary);
    font-size: 0.9rem;
    font-family: inherit;
    resize: vertical;
    outline: none;
    transition: border-color 0.2s;
}

.description-input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-amber-50);
}

.description-input::placeholder {
    color: var(--color-stone);
}

.comment-section {
    flex: 1;
    max-width: 400px;
}

.comment-list {
    margin-bottom: 0.75rem;
}

.comment-item {
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border-subtle);
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.4rem;
}

.comment-time {
    font-size: 0.75rem;
    color: var(--color-accent);
}

.comment-actions {
    display: flex;
    gap: 0.5rem;
}

.comment-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    padding: 0;
}

.comment-btn:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

.comment-text {
    font-size: 0.9rem;
    color: var(--color-text-primary);
    line-height: 1.4;
}

.comment-add {
    display: flex;
    gap: 0.5rem;
}

.comment-input {
    flex: 1;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background-color: var(--color-bg-surface);
    color: var(--color-text-primary);
    font-size: 0.85rem;
    outline: none;
    transition: border-color 0.2s;
}

.comment-input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-amber-50);
}

.comment-input::placeholder {
    color: var(--color-stone);
}

.comment-submit {
    -webkit-appearance: none;
    appearance: none;
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius-sm);
    background-color: var(--color-accent);
    color: var(--color-night);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.comment-submit:hover {
    background-color: var(--color-accent-hover);
}

/* Series item layout update */
.series-dropdown-item {
    display: flex;
    flex-direction: column;
    padding: 0;
    margin-bottom: 0.5rem;
}

.series-main-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background-color: var(--color-bg-surface);
    border: 1px solid var(--color-border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.series-main-row:hover {
    background-color: var(--color-amber-50);
}

.series-dropdown-item .series-icon {
    font-size: 1rem;
    opacity: 0.7;
}

.format-warning {
    color: var(--color-amber-500);
    font-size: 1rem;
    margin-right: 0.25rem;
    cursor: help;
}

.series-dropdown-item .series-name {
    flex: 1;
    font-weight: 500;
}

.series-dropdown-item .series-count {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
}

.series-comment-panel {
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border-subtle);
    border-radius: 6px;
    padding: 1rem;
    margin-top: 0.5rem;
}

.series-detail-panel {
    display: flex;
    gap: 2rem;
}

.series-detail-panel .description-section,
.series-detail-panel .comment-section {
    flex: 1;
}

.series-detail-panel .description-input {
    min-height: 100px;
}

.series-comment-panel .comment-list {
    margin-bottom: 0.75rem;
}

.series-comment-panel .comment-item {
    background-color: var(--color-bg-surface);
}

/* ==========================================================================
   3b. REPORTS SYSTEM
   PDF and image report attachment UI
   ========================================================================== */

.report-cell {
    min-width: 100px;
}

.report-section {
    flex: 1;
    max-width: 350px;
}

.report-section h4 {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.report-list {
    margin-bottom: 0.75rem;
}

.report-empty {
    color: var(--color-text-muted);
    font-size: 0.85rem;
    font-style: italic;
    margin: 0;
}

.report-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-border-subtle);
    border-radius: 6px;
    padding: 0.6rem 0.75rem;
    margin-bottom: 0.5rem;
}

.report-icon {
    font-size: 1rem;
    opacity: 0.8;
}

.report-name {
    flex: 1;
    font-size: 0.9rem;
    color: var(--color-text-primary);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.report-size {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

.report-actions {
    display: flex;
    gap: 0.5rem;
}

.report-btn {
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    padding: 0;
}

.report-btn:hover {
    color: var(--color-accent);
    text-decoration: underline;
}

/* Report Context Menu */

.report-context-menu {
    position: fixed;
    z-index: 10000;
    background: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    padding: 4px 0;
    min-width: 180px;
    box-shadow: var(--shadow-lg);
}

.report-context-item {
    padding: 7px 14px;
    font-size: 0.82rem;
    color: var(--color-text-primary);
    cursor: pointer;
    letter-spacing: 0.01em;
}

.report-context-item:hover {
    background: var(--color-amber-50);
    color: var(--color-accent);
}

.report-context-sep {
    height: 1px;
    background: var(--color-border-subtle);
    margin: 4px 10px;
}

.report-context-meta {
    padding: 6px 14px;
    font-size: 0.72rem;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
    cursor: default;
    user-select: text;
}

.report-upload {
    display: flex;
    gap: 0.5rem;
}

.report-upload-btn {
    -webkit-appearance: none;
    appearance: none;
    padding: 0.5rem 1rem;
    border: 1px dashed var(--color-border);
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.report-upload-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background-color: var(--color-amber-50);
}

/* Report Viewer Modal */
.report-viewer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.95);
    display: flex;
    flex-direction: column;
    z-index: 2000;
}

.report-viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: var(--color-viewer-header);
    border-bottom: 1px solid var(--color-viewer-border);
}

.report-viewer-header span {
    font-size: 1rem;
    color: var(--color-viewer-text);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.report-viewer-close {
    background: none;
    border: none;
    color: #888;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.report-viewer-close:hover {
    color: #fff;
}

.report-viewer-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    overflow: auto;
}

.report-viewer-content iframe {
    width: 100%;
    height: 100%;
    border: none;
    background-color: #fff;
}

.report-viewer-content img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Help Viewer Modal */
.help-viewer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.95);
    display: flex;
    flex-direction: column;
    z-index: 2000;
}

.help-viewer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: var(--color-viewer-header);
    border-bottom: 1px solid var(--color-viewer-border);
}

.help-viewer-header span {
    font-size: 1rem;
    color: var(--color-viewer-text);
    font-weight: 500;
}

.help-viewer-close {
    background: none;
    border: none;
    color: #888;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.help-viewer-close:hover {
    color: #fff;
}

.help-viewer-body {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.help-viewer-sidebar {
    width: 220px;
    overflow-y: auto;
    border-right: 1px solid var(--color-viewer-border);
    background-color: var(--color-viewer-header);
    padding: 1rem 0;
}

.help-viewer-content {
    flex: 1;
    overflow-y: auto;
    padding: 2rem;
    color: #ddd;
    background-color: var(--color-viewer-bg);
}

/* TOC navigation */
.help-toc-item {
    display: block;
    padding: 0.55rem 1rem;
    border-left: 3px solid transparent;
    color: #888;
    text-decoration: none;
    font-size: 0.9rem;
    transition:
        color 0.15s ease,
        background-color 0.15s ease,
        border-color 0.15s ease;
}

.help-toc-item:hover {
    color: #ddd;
    background-color: rgba(240, 140, 0, 0.08);
}

.help-toc-item.active {
    border-left: 3px solid var(--color-accent);
    color: var(--color-accent);
    background-color: rgba(240, 140, 0, 0.12);
}

/* Content typography */
.help-section + .help-section {
    margin-top: 2.5rem;
}

.help-viewer-content h2 {
    font-size: 1.4rem;
    color: #fff;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-viewer-border);
}

.help-viewer-content h3 {
    font-size: 1.05rem;
    color: var(--color-amber-200);
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
}

.help-viewer-content p,
.help-viewer-content li {
    font-size: 0.95rem;
    line-height: 1.55;
}

.help-viewer-content p {
    margin: 0 0 0.8rem;
}

.help-viewer-content ul,
.help-viewer-content ol {
    margin: 0 0 1rem 1.25rem;
}

.help-viewer-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 0.8rem 0 1.2rem;
    font-size: 0.9rem;
}

.help-viewer-content th,
.help-viewer-content td {
    border: 1px solid var(--color-viewer-border);
    padding: 0.5rem 0.6rem;
    text-align: left;
    vertical-align: top;
}

.help-viewer-content th {
    background-color: var(--color-viewer-panel);
    color: var(--color-amber-200);
    font-weight: 600;
}

.help-viewer-content td {
    color: #d0d0d0;
}

.help-viewer-content pre {
    margin: 0.8rem 0 1.2rem;
    padding: 0.9rem;
    background-color: var(--color-viewer-header);
    border: 1px solid var(--color-viewer-border);
    border-radius: 6px;
    overflow-x: auto;
}

.help-viewer-content code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
    color: var(--color-amber-200);
}

.help-viewer-content pre code {
    color: #ddd;
}

/* Help button */
.help-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg-surface);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition:
        background-color 0.15s ease,
        border-color 0.15s ease,
        color 0.15s ease;
    position: relative;
    flex-shrink: 0;
}

.help-btn:hover {
    background: var(--color-dawn);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.help-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-charcoal);
    color: var(--color-light);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-ash);
    font-size: 12px;
    line-height: 1;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.1s ease;
    z-index: 100;
}

.help-btn:hover::after {
    opacity: 1;
}

.library-help-btn {
    position: absolute;
    top: 0;
    right: 0;
}

.viewer-help-btn {
    margin-left: auto;
    /* Override light theme for viewer context */
    background: var(--color-viewer-panel);
    border-color: var(--color-viewer-border);
    color: #888;
}

.viewer-help-btn:hover {
    background: var(--color-viewer-header);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ==========================================================================
   4. PROGRESS OVERLAY
   Modal overlay shown during folder scanning
   ========================================================================== */

.upload-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.progress-content {
    background-color: var(--color-bg-surface);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    color: var(--color-text-primary);
}

.progress-bar {
    height: 4px;
    background-color: var(--color-sand);
    border-radius: 2px;
    margin-top: 1rem;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--color-accent);
    width: 100%;
    animation: progress-pulse 1.5s ease-in-out infinite;
}

.progress-detail {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-top: 0.75rem;
}

@keyframes progress-pulse {
    0%,
    100% {
        opacity: 0.4;
    }
    50% {
        opacity: 1;
    }
}

/* ==========================================================================
   5. VIEWER PAGE
   The image viewing interface with three-panel layout
   ========================================================================== */

/* Prevent scroll when viewer is open */
.viewer-page {
    overflow: hidden;
}

.viewer-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
    background-color: var(--color-viewer-bg);
    color: var(--color-viewer-text);
}

.viewer-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background-color: var(--color-viewer-header);
    border-bottom: 1px solid var(--color-viewer-border);
}

.back-btn {
    color: var(--color-accent);
    text-decoration: none;
    font-size: 0.95rem;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.back-btn:hover {
    background-color: var(--color-viewer-panel);
}

.viewer-header h1 {
    font-size: 1.25rem;
    font-weight: 500;
    min-width: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.viewer-main {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Series Panel */
.series-panel {
    width: 250px;
    background-color: var(--color-viewer-panel);
    border-right: 1px solid var(--color-viewer-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.series-panel h3 {
    padding: 1rem;
    font-size: 0.9rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--color-viewer-border);
}

.series-list {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
}

.series-item {
    padding: 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    margin-bottom: 0.5rem;
    transition: background-color 0.2s;
}

.series-item:hover {
    background-color: rgba(240, 140, 0, 0.08);
}

.series-item.active {
    background-color: rgba(240, 140, 0, 0.15);
    border-left: 3px solid var(--color-accent);
}

.series-item .series-name {
    font-weight: 500;
    margin-bottom: 0.25rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.series-item .series-info {
    font-size: 0.8rem;
    color: #888;
}

.series-item.active .series-info {
    color: var(--color-amber-200);
}

.series-item.active .series-name {
    color: var(--color-accent);
}

/* Image Panel */
.image-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    background-color: #000;
    overflow: hidden;
}

/* Viewer Toolbar */
.viewer-toolbar {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    background: var(--color-viewer-bg);
    border-bottom: 1px solid var(--color-viewer-border);
}

.tool-btn {
    padding: 6px 12px;
    background: var(--color-viewer-panel);
    border: 1px solid var(--color-viewer-border);
    color: #ccc;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.15s ease;
}

.tool-btn:hover {
    background: #1e3a26;
    border-color: #2e5a3e;
}

.tool-btn.active {
    background: rgba(240, 140, 0, 0.2);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* Custom tooltips - instant, styled */
.tool-btn {
    position: relative;
}

.tool-btn::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: -32px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-viewer-header);
    color: #eee;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.1s ease;
    border: 1px solid var(--color-viewer-border);
    z-index: 100;
}

.tool-btn:hover::after {
    opacity: 1;
}

.toolbar-separator {
    width: 1px;
    height: 24px;
    background: var(--color-viewer-border);
    margin: 0 4px;
}

.wl-display {
    margin-left: auto;
    color: #888;
    font-size: 12px;
    font-family: monospace;
}

/* Calibration warning for uncalibrated measurements */
.calibration-warning {
    color: var(--color-amber-500);
    font-size: 11px;
    font-weight: 500;
    padding: 2px 8px;
    background: rgba(240, 140, 0, 0.15);
    border: 1px solid rgba(240, 140, 0, 0.3);
    border-radius: 3px;
    margin-left: 8px;
}

.canvas-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

#imageCanvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* Measurement overlay canvas - positioned identically to image canvas */
#measurementCanvas {
    position: absolute;
    pointer-events: none;
    /* Size and position will be set dynamically via JS to match imageCanvas */
}

/* Cursor for measure tool */
.canvas-container.tool-measure {
    cursor: crosshair;
}

.canvas-container.tool-measure.measuring {
    cursor: crosshair;
}

.image-loading {
    position: absolute;
    color: #888;
    font-size: 0.9rem;
}

/* Slice Controls */
.slice-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background-color: var(--color-viewer-panel);
    border-top: 1px solid var(--color-viewer-border);
}

.slice-btn {
    width: 36px;
    height: 36px;
    border: none;
    border-radius: 6px;
    background-color: #1e3a26;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.slice-btn:hover {
    background-color: #2e5a3e;
}

.slice-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

#sliceSlider {
    flex: 1;
    height: 8px;
    -webkit-appearance: none;
    appearance: none;
    background: #1e3a26;
    border-radius: 4px;
    cursor: pointer;
}

#sliceSlider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--color-accent);
    border-radius: 50%;
    cursor: pointer;
}

#sliceSlider::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--color-accent);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.slice-info {
    color: #888;
    font-size: 0.9rem;
    min-width: 80px;
    text-align: center;
}

/* Metadata Panel */
.metadata-panel {
    width: 280px;
    background-color: var(--color-viewer-panel);
    border-left: 1px solid var(--color-viewer-border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.metadata-panel h3 {
    padding: 1rem;
    font-size: 0.9rem;
    color: #888;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--color-viewer-border);
}

.metadata-content {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.metadata-content .empty {
    color: #666;
    font-size: 0.9rem;
}

.metadata-item {
    margin-bottom: 1rem;
}

.metadata-item .label {
    font-size: 0.75rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.25rem;
}

.metadata-item .value {
    font-size: 0.95rem;
    color: #ddd;
}

.metadata-divider {
    border-top: 1px solid var(--color-viewer-border);
    margin: 0.75rem 0;
}

/* ==========================================================================
   5b. ACCOUNT UI
   Login/signup modal and account status indicator (cloud mode)
   ========================================================================== */

.account-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2500;
}

.account-modal-content {
    background-color: var(--color-bg-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 2rem;
    width: 100%;
    max-width: 360px;
    box-shadow: var(--shadow-lg);
}

.account-modal-content h2 {
    font-family: var(--font-serif);
    color: var(--color-charcoal);
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.account-modal-content input[type='email'],
.account-modal-content input[type='password'],
.account-modal-content input[type='text'] {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background-color: var(--color-bg-primary);
    color: var(--color-text-primary);
    font-size: 0.95rem;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
    margin-bottom: 0.75rem;
}

.account-modal-content input:focus {
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-amber-50);
}

.account-modal-content input::placeholder {
    color: var(--color-stone);
}

.account-modal-content button[type='submit'] {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    border: none;
    border-radius: 6px;
    background: var(--color-accent);
    color: var(--color-night);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 0.25rem;
}

.account-modal-content button[type='submit']:hover {
    background: var(--color-accent-hover);
}

.account-modal-content button[type='submit']:disabled {
    background: var(--color-sand);
    color: var(--color-drift);
    cursor: not-allowed;
}

.account-toggle {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.account-toggle a {
    color: var(--color-accent);
    text-decoration: none;
    margin-left: 0.3rem;
}

.account-toggle a:hover {
    text-decoration: underline;
}

.account-error {
    color: #c0392b;
    font-size: 0.85rem;
    text-align: center;
    margin-top: 0.75rem;
}

.account-status {
    position: absolute;
    top: 0;
    right: 0;
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    transition: color 0.2s;
}

.account-status:hover {
    color: var(--color-accent);
}

.account-status.signed-in {
    color: var(--color-emerald-400);
}

.account-status.signed-in:hover {
    color: #c0392b;
}

/* ==========================================================================
   5c. SYNC STATUS INDICATOR
   Cloud sync status dot and conflict banner (cloud mode only)
   ========================================================================== */

/* Status indicator - positioned in the library header */
.sync-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    position: absolute;
    right: 3rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    cursor: default;
    user-select: none;
}

/* Status dot */
.sync-status-icon {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-drift);
    flex-shrink: 0;
}

.sync-status-text {
    white-space: nowrap;
}

/* State: synced (emerald) */
.sync-status--synced .sync-status-icon {
    background-color: var(--color-emerald-400);
}

.sync-status--synced .sync-status-text {
    color: var(--color-emerald-600);
}

/* State: syncing (animated emerald) */
.sync-status--syncing .sync-status-icon {
    background-color: var(--color-emerald-400);
    animation: sync-pulse 1.2s ease-in-out infinite;
}

.sync-status--syncing .sync-status-text {
    color: var(--color-emerald-600);
}

/* State: pending (amber) */
.sync-status--pending .sync-status-icon {
    background-color: var(--color-amber-400);
}

.sync-status--pending .sync-status-text {
    color: var(--color-amber-600);
}

/* State: offline (gray) */
.sync-status--offline .sync-status-icon {
    background-color: var(--color-drift);
}

.sync-status--offline .sync-status-text {
    color: var(--color-text-secondary);
}

/* State: error (red) */
.sync-status--error .sync-status-icon {
    background-color: #c0392b;
}

.sync-status--error .sync-status-text {
    color: #c0392b;
}

@keyframes sync-pulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.3;
    }
}

/* Update banner - fixed at top, desktop auto-update notifications */
.update-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 0.6rem 1.5rem;
    background-color: var(--color-emerald-800);
    border-bottom: 1px solid var(--color-emerald-600);
    color: var(--color-emerald-100);
    font-size: 0.85rem;
    text-align: center;
}

.update-banner-btn {
    padding: 0.2rem 0.6rem;
    border: 1px solid var(--color-emerald-600);
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--color-emerald-100);
    font-size: 0.75rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.2s;
}

.update-banner-btn:hover {
    background-color: var(--color-emerald-700);
}

.update-banner-btn.primary {
    background-color: var(--color-emerald-600);
    border-color: var(--color-emerald-400);
}

.update-banner-btn.primary:hover {
    background-color: var(--color-emerald-500);
}

/* Conflict banner - fixed at top of page, dismissible */
.sync-conflict-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    padding: 0.6rem 1.5rem;
    background-color: var(--color-amber-900);
    border-bottom: 1px solid var(--color-amber-600);
    color: var(--color-amber-200);
    font-size: 0.85rem;
    text-align: center;
}

.sync-conflict-dismiss {
    padding: 0.2rem 0.6rem;
    border: 1px solid var(--color-amber-600);
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: var(--color-amber-200);
    font-size: 0.75rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.2s;
}

.sync-conflict-dismiss:hover {
    background-color: var(--color-amber-800);
}

/* ==========================================================================
   6. RESPONSIVE ADJUSTMENTS
   Adaptations for smaller screens
   ========================================================================== */

@media (max-width: 900px) {
    .series-panel {
        width: 200px;
    }

    .metadata-panel {
        width: 220px;
    }

    .library-help-btn {
        top: -0.25rem;
        right: -0.25rem;
    }

    .library-folder-controls {
        flex-direction: column;
    }

    .library-folder-save-btn {
        width: 100%;
    }
}

@media (max-width: 700px) {
    .viewer-main {
        flex-direction: column;
    }

    .series-panel,
    .metadata-panel {
        width: 100%;
        height: auto;
        max-height: 150px;
    }

    .metadata-panel {
        border-left: none;
        border-top: 1px solid var(--color-viewer-border);
    }

    .help-viewer-content {
        padding: 1.25rem;
    }
}

@media (max-width: 768px) {
    .help-viewer-sidebar {
        display: none;
    }
}

/* ==========================================================================
   IMPORT PROGRESS & RESULT BANNER
   Desktop copy-on-import UI feedback
   ========================================================================== */

/* Inline progress block shown during import */
.import-progress {
    margin: 1rem 0;
    padding: 1rem 1.25rem;
    background-color: var(--color-bg-surface);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
}

.import-progress .progress-bar {
    margin-top: 0.75rem;
}

.import-progress .progress-fill {
    animation: none;
    transition: width 0.3s ease;
}

.import-progress-text {
    font-size: 0.95rem;
    color: var(--color-text-primary);
    margin-bottom: 0.25rem;
}

.import-progress-detail {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
}

/* Result banner -- fixed notification after import completes */
.import-result-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin: 0.75rem 0;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-size: 0.85rem;
    line-height: 1.4;
}

.import-result-banner.success {
    background-color: var(--color-emerald-50);
    border: 1px solid var(--color-emerald-200);
    color: var(--color-emerald-600);
}

.import-result-banner.warning {
    background-color: var(--color-amber-50);
    border: 1px solid var(--color-amber-200);
    color: var(--color-amber-600);
}

.import-result-dismiss {
    padding: 0.15rem 0.5rem;
    border: 1px solid currentColor;
    border-radius: var(--radius-sm);
    background-color: transparent;
    color: inherit;
    font-size: 1rem;
    cursor: pointer;
    flex-shrink: 0;
    line-height: 1;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.import-result-dismiss:hover {
    opacity: 1;
}

/* ==========================================================================
   MANAGED LIBRARY UI
   Consumer-friendly layout for desktop managed mode
   ========================================================================== */

/* Studies heading: flex row with inline refresh icon */
.studies-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.studies-heading h2 {
    margin-bottom: 0;
}

/* Refresh icon button (replaces old text button) */
.library-refresh-icon-btn {
    width: 28px;
    height: 28px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: 50%;
    background-color: transparent;
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    line-height: 28px;
    text-align: center;
    cursor: pointer;
    transition:
        color 0.2s,
        border-color 0.2s;
    flex-shrink: 0;
}

.library-refresh-icon-btn:hover {
    color: var(--color-accent);
    border-color: var(--color-border);
}

.library-refresh-icon-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Compact drop zone: single-line strip when library has content */
.folder-load-zone.compact {
    padding: 0.6rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.folder-load-zone.compact .folder-load-content {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.folder-load-zone.compact .folder-icon {
    font-size: 1.2rem;
    display: inline;
    margin-bottom: 0;
}

.folder-load-zone.compact .main-text {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin: 0;
}

.folder-load-zone.compact .choose-import-link {
    font-size: 0.8rem;
    margin: 0;
}

/* Library status footer */
.library-status-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    color: var(--color-text-muted);
    font-size: 0.75rem;
}

/* De-emphasized sample section when library has content */
.sample-section.de-emphasized {
    font-size: 0.8rem;
}

.sample-section.de-emphasized .or-divider {
    font-size: 0.75rem;
}

.sample-section.de-emphasized .sample-btn {
    -webkit-appearance: none;
    appearance: none;
    background: #196333;
    border: 1px solid #196333;
    color: #ffffff;
    padding: 0.4rem 0.8rem;
    font-size: 0.8rem;
    box-shadow: none;
    border-radius: var(--radius-md);
}

.sample-section.de-emphasized .sample-btn:hover {
    background: #1e7a3e;
    border-color: #1e7a3e;
    color: #ffffff;
    transform: none;
    box-shadow: none;
}